/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldEdit team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.function.generator;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.WorldEditException;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.blocks.BlockID;
import com.sk89q.worldedit.function.RegionFunction;
import com.sk89q.worldedit.function.pattern.BlockPattern;
import com.sk89q.worldedit.function.pattern.Pattern;
import com.sk89q.worldedit.function.pattern.RandomPattern;
/**
* Generates flora (which may include tall grass, flowers, etc.).
*
* <p>The current implementation is not biome-aware, but it may become so in
* the future.</p>
*/
public class FloraGenerator implements RegionFunction {
private final EditSession editSession;
private boolean biomeAware = false;
private final Pattern desertPattern = getDesertPattern();
private final Pattern temperatePattern = getTemperatePattern();
/**
* Create a new flora generator.
*
* @param editSession the edit session
*/
public FloraGenerator(EditSession editSession) {
this.editSession = editSession;
}
/**
* Return whether the flora generator is set to be biome-aware.
*
* <p>By default, it is currently disabled by default, but
* this may change.</p>
*
* @return true if biome aware
*/
public boolean isBiomeAware() {
return biomeAware;
}
/**
* Set whether the generator is biome aware.
*
* <p>It is currently not possible to make the generator biome-aware.</p>
*
* @param biomeAware must always be false
*/
public void setBiomeAware(boolean biomeAware) {
if (biomeAware) {
throw new IllegalArgumentException("Cannot enable biome-aware mode; not yet implemented");
}
}
/**
* Get a pattern for plants to place inside a desert environment.
*
* @return a pattern that places flora
*/
public static Pattern getDesertPattern() {
RandomPattern pattern = new RandomPattern();
pattern.add(new BlockPattern(new BaseBlock(BlockID.DEAD_BUSH)), 30);
pattern.add(new BlockPattern(new BaseBlock(BlockID.CACTUS)), 20);
pattern.add(new BlockPattern(new BaseBlock(BlockID.AIR)), 300);
return pattern;
}
/**
* Get a pattern for plants to place inside a temperate environment.
*
* @return a pattern that places flora
*/
public static Pattern getTemperatePattern() {
RandomPattern pattern = new RandomPattern();
pattern.add(new BlockPattern(new BaseBlock(BlockID.LONG_GRASS, 1)), 300);
pattern.add(new BlockPattern(new BaseBlock(BlockID.RED_FLOWER)), 5);
pattern.add(new BlockPattern(new BaseBlock(BlockID.YELLOW_FLOWER)), 5);
return pattern;
}
@Override
public boolean apply(Vector position) throws WorldEditException {
BaseBlock block = editSession.getBlock(position);
if (block.getType() == BlockID.GRASS) {
editSession.setBlock(position.add(0, 1, 0), temperatePattern.apply(position));
return true;
} else if (block.getType() == BlockID.SAND) {
editSession.setBlock(position.add(0, 1, 0), desertPattern.apply(position));
return true;
}
return false;
}
}